	public void removeTrackInfo(Long id) {
		//鑾峰彇澹伴煶瀵硅薄
		TrackInfo trackInfo = trackInfoMapper.selectById(id);
		if (trackInfo == null) {
			throw new RuntimeException("TrackInfo not found");
		}
		//鍒犻櫎澹伴煶
		this.removeById(id);